This Silverline propane regulator attaches to propane cylinders with a G.59 27mm clip-on valve and features an H.50 nozzle for a standard 8mm gas hose. It operates at 37mbar with a maximum flow rate of 1.5kg/hr. It is compatible with Green Patio Gas 5kg & 13kg cylinders and Flogas Green leisure 6kg and 11kg cylinders, and is ideal for camping, gas cookers, barbecues, and patio heaters. Always consult the relevant manufacturer for other compatible cylinder types.